Cylindrical emergency signaling device



FIG. 1 is a front perspective view of a cylindrical emergency signaling device;

FIG. 2 is a front view of the design of FIG. 1;

FIG. 3 is a side view of the design of FIG. 1, the other sides being the same;

FIG. 4 is a top view of the design of FIG. 1; and,

FIG. 5 is a bottom view of the design of FIG. 1.

The broken lines depict unclaimed environmental subject matter. 

CLAIM The ornamental design for a cylindrical emergency signaling device, as shown and described. 